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AUSCERT External Security Bulletin Redistribution
ESB-2020.1548
SUSE-SU-2020:1134-1 Security update for squid
30 April 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: squid
Publisher: SUSE
Operating System: SUSE
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Denial of Service -- Remote with User Interaction
Access Confidential Data -- Remote/Unauthenticated
Reduced Security -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2020-11945 CVE-2020-8517 CVE-2019-18860
CVE-2019-12528 CVE-2019-12521 CVE-2019-12519
Reference: ESB-2020.1420
ESB-2020.0911
ESB-2020.0694
ESB-2020.0601
Original Bulletin:
https://www.suse.com/support/update/announcement/2020/suse-su-20201134-1.html
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SUSE Security Update: Security update for squid
______________________________________________________________________________
Announcement ID: SUSE-SU-2020:1134-1
Rating: important
References: #1162689 #1162691 #1167373 #1169659 #1170313
Cross-References: CVE-2019-12519 CVE-2019-12521 CVE-2019-12528 CVE-2019-18860
CVE-2020-11945 CVE-2020-8517
Affected Products:
SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________
An update that fixes 6 vulnerabilities is now available.
Description:
This update for squid to version 4.11 fixes the following issues:
o CVE-2020-11945: Fixed a potential remote code execution vulnerability when
using HTTP Digest Authentication (bsc#1170313).
o CVE-2019-12519, CVE-2019-12521: Fixed incorrect buffer handling that can
result in cache poisoning, remote execution, and denial of service attacks
when processing ESI responses (bsc#1169659).
o CVE-2020-8517: Fixed a possible denial of service caused by incorrect
buffer management ext_lm_group_acl when processing NTLM Authentication
credentials (bsc#1162691).
o CVE-2019-12528: Fixed possible information disclosure when translating FTP
server listings into HTTP responses (bsc#1162689).
o CVE-2019-18860: Fixed handling of invalid domain names in cachemgr.cgi (bsc
#1167373).
Patch Instructions:
To install this SUSE Security Update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
o SUSE Linux Enterprise Server 12-SP5:
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-1134=1
Package List:
o SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
squid-4.11-4.9.1
squid-debuginfo-4.11-4.9.1
squid-debugsource-4.11-4.9.1
References:
o https://www.suse.com/security/cve/CVE-2019-12519.html
o https://www.suse.com/security/cve/CVE-2019-12521.html
o https://www.suse.com/security/cve/CVE-2019-12528.html
o https://www.suse.com/security/cve/CVE-2019-18860.html
o https://www.suse.com/security/cve/CVE-2020-11945.html
o https://www.suse.com/security/cve/CVE-2020-8517.html
o https://bugzilla.suse.com/1162689
o https://bugzilla.suse.com/1162691
o https://bugzilla.suse.com/1167373
o https://bugzilla.suse.com/1169659
o https://bugzilla.suse.com/1170313
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